49 CFR Subpart C - Specifications for Cylinders

  1. § 178.35 General requirements for specification cylinders.
  2. § 178.36 Specification 3A and 3AX seamless steel cylinders.
  3. § 178.37 Specification 3AA and 3AAX seamless steel cylinders.
  4. § 178.38 Specification 3B seamless steel cylinders.
  5. § 178.39 Specification 3BN seamless nickel cylinders.
  6. § 178.42 Specification 3E seamless steel cylinders.
  7. § 178.44 Specification 3HT seamless steel cylinders for aircraft use.
  8. § 178.45 Specification 3T seamless steel cylinder.
  9. § 178.46 Specification 3AL seamless aluminum cylinders.
  10. § 178.47 Specification 4DS welded stainless steel cylinders for aircraft use.
  11. § 178.50 Specification 4B welded or brazed steel cylinders.
  12. § 178.51 Specification 4BA welded or brazed steel cylinders.
  13. § 178.53 Specification 4D welded steel cylinders for aircraft use.
  14. § 178.55 Specification 4B240ET welded or brazed cylinders.
  15. § 178.56 Specification 4AA480 welded steel cylinders.
  16. § 178.57 Specification 4L welded insulated cylinders.
  17. § 178.58 Specification 4DA welded steel cylinders for aircraft use.
  18. § 178.59 Specification 8 steel cylinders with porous fillings for acetylene.
  19. § 178.60 Specification 8AL steel cylinders with porous fillings for acetylene.
  20. § 178.61 Specification 4BW welded steel cylinders with electric-arc welded longitudinal seam.
  21. § 178.65 Specification 39 non-reusable (non-refillable) cylinders.
  22. § 178.68 Specification 4E welded aluminum cylinders.
  23. § 178.69 Responsibilities and requirements for manufacturers of UN pressure receptacles.
  24. § 178.70 Approval of UN pressure receptacles.
  25. § 178.71 Specifications for UN pressure receptacles.
  26. § 178.74 Approval of MEGCs.
  27. § 178.75 Specifications for MEGCs.
  28. Appendix A to Subpart C of Part 178 - Illustrations: Cylinder Tensile Sample